λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications
Manganese dioxide has acquired significant research attentiveness in many fields over the past years because of its exciting physicochemical features. The magnetized λ-MnO2 thin films with sponge-like structures (TSLs) were prepared by hydrothermal-soft chemical and delithiation-lithium manganese pr...
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Department of Chemistry, Universitas Gadjah Mada
2021
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oai:doaj.org-article:dda885b304554de598a13fb9a43dd42b2021-12-02T19:04:13Zλ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications1411-94202460-157810.22146/ijc.64392https://doaj.org/article/dda885b304554de598a13fb9a43dd42b2021-09-01T00:00:00Zhttps://jurnal.ugm.ac.id/ijc/article/view/64392https://doaj.org/toc/1411-9420https://doaj.org/toc/2460-1578Manganese dioxide has acquired significant research attentiveness in many fields over the past years because of its exciting physicochemical features. The magnetized λ-MnO2 thin films with sponge-like structures (TSLs) were prepared by hydrothermal-soft chemical and delithiation-lithium manganese process. The XRD, XPS, EDX, FESEM, TEM, HR-TEM, and N2 adsorption-desorption techniques were used to characterize the as-prepared product’s structure composition, morphology, and surface area. The particle growth details of λ-MnO2 are postulated by the oxidation-ionic change-delithiation (OID) mechanism. The electrochemical property was analyzed by galvanostatic discharge-charging, electrochemical impedance spectrum (EIS), and cyclic voltammetry (CV). Special attention of λ-MnO2 S.L.s is given to their applications in the degradation of methyl orange (MO) from wastewater under O2 air bubble pump and cathodic substance in the lithium-ion battery. Due to the peculiarity crystal form and morphology face, the λ-MnO2 TSLs might be promisingly applied in the various physicochemical area.Khalid Abdelazez Mohamed AhmedDepartment of Chemistry, Universitas Gadjah Madaarticlemanganese dioxidesponges-likecathodemethyl orangeChemistryQD1-999ENIndonesian Journal of Chemistry, Vol 21, Iss 5, Pp 1187-1195 (2021) |
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manganese dioxide sponges-like cathode methyl orange Chemistry QD1-999 Khalid Abdelazez Mohamed Ahmed λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications |
description |
Manganese dioxide has acquired significant research attentiveness in many fields over the past years because of its exciting physicochemical features. The magnetized λ-MnO2 thin films with sponge-like structures (TSLs) were prepared by hydrothermal-soft chemical and delithiation-lithium manganese process. The XRD, XPS, EDX, FESEM, TEM, HR-TEM, and N2 adsorption-desorption techniques were used to characterize the as-prepared product’s structure composition, morphology, and surface area. The particle growth details of λ-MnO2 are postulated by the oxidation-ionic change-delithiation (OID) mechanism. The electrochemical property was analyzed by galvanostatic discharge-charging, electrochemical impedance spectrum (EIS), and cyclic voltammetry (CV). Special attention of λ-MnO2 S.L.s is given to their applications in the degradation of methyl orange (MO) from wastewater under O2 air bubble pump and cathodic substance in the lithium-ion battery. Due to the peculiarity crystal form and morphology face, the λ-MnO2 TSLs might be promisingly applied in the various physicochemical area. |
format |
article |
author |
Khalid Abdelazez Mohamed Ahmed |
author_facet |
Khalid Abdelazez Mohamed Ahmed |
author_sort |
Khalid Abdelazez Mohamed Ahmed |
title |
λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications |
title_short |
λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications |
title_full |
λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications |
title_fullStr |
λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications |
title_full_unstemmed |
λ-MnO<sub>2</sub> Thin Films with Sponge-Like Structures: Synthesis, Characterization and Physiochemical Applications |
title_sort |
λ-mno<sub>2</sub> thin films with sponge-like structures: synthesis, characterization and physiochemical applications |
publisher |
Department of Chemistry, Universitas Gadjah Mada |
publishDate |
2021 |
url |
https://doaj.org/article/dda885b304554de598a13fb9a43dd42b |
work_keys_str_mv |
AT khalidabdelazezmohamedahmed lmnosub2subthinfilmswithspongelikestructuressynthesischaracterizationandphysiochemicalapplications |
_version_ |
1718377240889131008 |